The average velocity of an object with position function s(t) on the interval [a, a +h] is As s(a+h)-s(a) At h V= Given the position function below. s(t) = 16t + 105t + 76 Find the average velocity of the projectile on the interval of length h that begins at t = 3. v(h) The instantaneous velocity of an object with position function s(t) on the interval [a, a +h] is s(a+h)-s(a) h d.s v(a) = =lim dt hs0 Find the instantaneous velocity of the projectile at t = 3. v(3) = s'(3):